WebGL does not seem to be available.

This can be caused by an outdated browser, graphics card driver issue, or bad weather. Sometimes, just restarting the browser helps. Also, make sure hardware acceleration is enabled in your browser.

For a list of supported browsers, refer to http://caniuse.com/#feat=webgl.

Sequence Annotations in 3D: 3APV
Crystal structure of the A variant of human alpha1-acid glycoprotein and amitriptyline complex
Chain
B
Alpha-1-acid glycoprotein 2 - Homo sapiens